@charset "utf-8";
/* 主导航栏的默认选项 */
header nav a:first-child{
    background: url(../images/nav_bg02.png)no-repeat left 50% top -25px; 
}
/* 横幅 */
.banner{
    margin-bottom: 27px;
}
.banner img{
    height: 500px;
    width: 100%;
}
/* 公司介绍 */
.prodesc{
    margin-bottom: 66px;
}
.prodesc li a{
    color: aliceblue;
}
.prodesc li{
    float: left;
    font-size: 14px; 
    text-align: center;
    box-sizing: border-box;
    padding: 42px 0 52px 0;
    width: 400px;
    height: 210px;
}
.prodesc li h1{
    font-size: 20px;
    color: aliceblue;
    margin-top: 30px; 

}
.prodesc li p{
    margin: auto;
    width: 360px;
    text-align: center;
    line-height: 2em;
    font-size: 14px;
}
.prodesc .desclist li:nth-child(1){
    background: url(../images/01.jpg) no-repeat;
}
.prodesc .desclist li:nth-child(2){
    background: url(../images/02.jpg) no-repeat;

}
.prodesc .desclist li:nth-child(3){
    background: url(../images/03.jpg) no-repeat;

}
/* 产品展示 */
.proreveal h1,.news h1{
    background: url(../images/nav_bg02.png) no-repeat 0 22px; 
    padding: 22px 0;
    font-size: 28px;
    margin-bottom: 42px;
}
.proreveal li{
    float: left;
    margin-right: 28px;
    margin-bottom: 30px;
}
.proreveal li:nth-child(3){
    float: right;
    margin: 0;
}
.proreveal li a{
    box-sizing: border-box;
    padding: 110px 0;
    text-align: center;
    position: absolute;
    margin-top: -275px;
    display: block;
    display: none;
    width: 270px;
    height: 275px;
    background: rgba(255, 255, 255,0.8);
    transition: all 1s;
}
.proreveal li a h2{
    color: black;
    margin-bottom: 5px;
    font: 500 20px/1em 微软雅黑;
}
.proreveal li a p{
    font-size: 20px;
    color: #2ec4ee;
    line-height: 1.5em;
    margin-bottom: 5px;
}
.proreveal li:nth-child(3) a{
    padding: 217px 0;
    width: 600px;
    height: 580px;
    margin-top: -580px; 
}
.proreveal li:nth-child(3) a button{
    display: block;
    width: 136px;
    height: 40px;
    border-radius: 20px;
    background:rgba(255, 255, 255, 0.1);
    border: 2px solid black;
    margin: auto;
    cursor: pointer;
}
.proreveal li:nth-child(3) a button:hover{
    background: #00a7ea;
    color: #fff;
}
.proreveal li:hover a{
    display: block;
}
.proreveal .l img{
    width: 270px;
    height: 275px;
}
.proreveal .r img{
    width: 597px;
    height: 580px;
}

/* 关于我们 */
.aboutwe{
    margin-bottom: 50px;
    margin-top: 50px;
    background: url(../images/banner3.jpg) no-repeat top center;
}
.aboutwe .aboutwe_main{
    padding: 80px 0 70px 0;
    text-align: center;
}
.aboutwe_main h1{
    background: url(../images/nav_bg02.png) no-repeat left 50%  top -7px;
    font-size: 28px;
    font-weight: 400;
    padding-bottom: 20px;
    margin-bottom: 34px;
}
.aboutwe_main p{
    color: #888;
    font-size: 14px;
    line-height: 2.5em;
    margin: auto;
    width: 680px;
}
.aboutwe_main button{
    width: 154px;
    line-height: 46px;
    border-radius: 30px; 
    color: #fff;
    background: #25bbce;
    outline: 0;
    border: 0;
    cursor: pointer;
    margin-top: 30px;
}
